Severe thunderstorm watch in effect across metro-east

The metro-east is under a severe thunderstorm watch until 7 a.m. Sunday.

According to the National Weather Service, isolated thunderstorms are possible throughout St. Clair County, Madison County, Monroe County and Jersey County. The primary threats are possible heavy winds up to 40 mph and dime-sized hail.

Isolated thunderstorms are also possible Sunday afternoon and night, the weather service said.